Which is cheaper, the Seestern S471 Double Crown Diver or the Spinnaker Cahill Automatic?

At MSRP the Seestern S471 Double Crown Diver is the cheaper of the two at $179, against $350 for the Spinnaker Cahill Automatic — a $171 gap before any retailer discounting.

Which is bigger, the Seestern S471 Double Crown Diver or the Spinnaker Cahill Automatic?

The Spinnaker Cahill Automatic wears larger at 42mm versus 38mm for the Seestern S471 Double Crown Diver — a 4mm difference across the dial.

Which has better water resistance, the Seestern S471 Double Crown Diver or the Spinnaker Cahill Automatic?

The Spinnaker Cahill Automatic is rated to 200m versus 100m for the Seestern S471 Double Crown Diver.

Which has a longer power reserve, the Seestern S471 Double Crown Diver or the Spinnaker Cahill Automatic?

The Spinnaker Cahill Automatic carries a 40-hour power reserve against 35h+ hours on the Seestern S471 Double Crown Diver.

What movement does the Seestern S471 Double Crown Diver run compared to the Spinnaker Cahill Automatic?

Both watches run automatic movements — the Seestern S471 Double Crown Diver uses the Miyota 8215 and the Spinnaker Cahill Automatic uses the SII NH35A.

Side by side

Seestern S471 Double Crown DivervsSpinnaker Cahill Automatic

The numbers, the dial colors, the calibers — laid out so you can stop flipping between tabs.

Seestern S471 Double Crown Diver

S471

MSRP $179

Spinnaker Cahill Automatic

cahill-automatic-moss-green-sp-5064-02

MSRP $350

At a glance

12 of 29 specs differ

Diameter

S471 Double Crown Diver38mm

Cahill Automatic42mm

Power Reserve

S471 Double Crown Diver35h+h

Cahill Automatic40h

Water Resistance

S471 Double Crown Diver100m

Cahill Automatic200m

MSRP

S471 Double Crown Diver$179

Cahill Automatic$350

Full specifications

Case

5 specs

Diameter

38mm

42mm

Thickness

12mm

13.7mm

Lug-to-Lug

40.3mm

51mm

Lug Width

20mm

22mm

Water Resistance

100m

200m

Crystal & Dial

1 specs

Dial Color

Blue

Green

Movement

5 specs

Caliber

Miyota 8215

SII NH35A

Beat Rate

3 vph

28,800 vph

Power Reserve

35h+h

40h

Jewels

Complications

Date

None

Pricing

1 specs

MSRP

$179

$350

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